# Quaternion-Based Multiscale Analysis for Feature Extraction of Hyperspectral Images

> Research article (IEEE Transactions on Signal Processing, 2019) · cited 28× · AI/ML

**Wikidata**: [openalex:W2911113196](https://www.wikidata.org/wiki/openalex:W2911113196)  
**Source**: https://4ort.xyz/entity/quaternion-based-multiscale-analysis-for-feature-extraction-of-hyperspectral-images